Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

**Problem**

**Problem**

How many integer solutions exists for the equation $latex \left| y-\sqrt{(y+2)^{2}-9} \right|=5$?

- 0
- 1
- 2
- 3
- 4

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- Post author By LazyMaths.com
- Post date May 19, 2014
- 3 Comments on [Smart Math] Arithmetic Problem 27

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

How many integer solutions exists for the equation $latex \left| y-\sqrt{(y+2)^{2}-9} \right|=5$?

- 0
- 1
- 2
- 3
- 4

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 26

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

Simplify $latex \frac{\sqrt{11+4\sqrt{7}}+\sqrt{8+\sqrt{64}}}{\sqrt{11-4\sqrt{6}}}$

- $latex \frac{2\sqrt{14}+12\sqrt{2}+\sqrt{21}-6\sqrt{3}}{5}$
- $latex \frac{2\sqrt{14}+12\sqrt{2}-\sqrt{21}+6\sqrt{3}}{5}$
- $latex \frac{2\sqrt{14}-12\sqrt{2}-\sqrt{21}+6\sqrt{3}}{5}$
- $latex \frac{2\sqrt{14}-12\sqrt{2}+\sqrt{21}-6\sqrt{3}}{5}$
- $latex \frac{2\sqrt{14}+12\sqrt{2}+\sqrt{21}+6\sqrt{3}}{5}$

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 25

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

What is

$latex (3333)_{10}$

written in the base system in which $latex (6822)_{10}$ is written as 5142?

- 2560
- 4320
- 1220
- 7986
- 3454

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 24

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

The sum of 5 successive number is 100. What is the product of the first and last number?

- 246
- 282
- 396
- 484
- 555

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 23

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

Find the smallest from: $latex \frac{3}{7}$, $latex \frac{7}{20}$, $latex \frac{13}{25}$, $latex \frac{11}{20}$ and $latex \frac{15}{23}$.

- $latex \frac{3}{7}$
- $latex \frac{7}{20}$
- $latex \frac{13}{25}$
- $latex \frac{11}{20}$
- $latex \frac{15}{23}$

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 22

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

Find the LCM of $latex \frac{4}{5}$, $latex \frac{3}{4}$ and $latex \frac{5}{7}$.

- $latex \frac{5}{12}$
- 1
- 20
- 60
- $latex \frac{60}{7}$

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 21

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

Find the sum of reciprocal of two numbers whose sum is 12 and product is 32.

- $latex \frac{5}{3}$
- $latex \frac{8}{3}$
- 3
- $latex \frac{3}{8}$
- 8

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- 1 Comment on [Smart Math] Arithmetic Problem 20

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

$latex \frac{\sqrt{6}+\sqrt{7}}{\sqrt{5}-\sqrt{6}}=$?

- $latex 6+\sqrt{30}+\sqrt{35}+\sqrt{42}$
- $latex 6-\sqrt{30}+\sqrt{35}+\sqrt{42}$
- $latex 6+\sqrt{30}-\sqrt{35}+\sqrt{42}$
- $latex 6-\sqrt{30}-\sqrt{35}-\sqrt{42}$
- $latex 6+\sqrt{30}+\sqrt{35}-\sqrt{42}$

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 19

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

$latex \frac{4}{4+\frac{0.4-4.04}{4\times 0.91}}=?$

- 1.3
- 3.7
- 16
- 4.5
- 5.6

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math

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- Post author By LazyMaths.com
- Post date September 1, 2012
- No Comments on [Smart Math] Arithmetic Problem 18

Here’s and example of a **SMART MATH** problem for **ARITHMETIC.**

The sum of cubes of three numbers is 8072 and the ratio of the first to the second as also the second to the third is 3 : 2. What is the second number?

- 2
- 4
- 6
- 9
- 12

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- Tags Arithmetic, Math Tricks, Mental Math, Smart Math